Charles Grant-Dalton was born in 1884 in Southampton. Charles and his brother Stuart spent lots of time at Brodsworth Hall with their uncle Charles Thellusson after the death of their parents when they were young. During the First World War, Charles served with the Army Service Corps. He married Sylvia West in 1916, and the couple had one daughter, Pamela, in 1920. During the Second World War, Charles served as the Lieutenant Colonel of the 44th Battalion West Riding Home Guard. He died in 1952.